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Finding the Fourth Proportional to 534,165.85, 737,146.89 and 304,722.72

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Solution

The fourth proportional to 534,165.85, 737,146.89 and 304,722.72 is: 420,516.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,165.85 : 737,146.89 = 304,722.72 : x
  2. Step 2: Convert to fraction form
    534,165.85/737,146.89 = 304,722.72/x
  3. Step 3: Cross multiply
    534,165.85x = 737,146.89 × 304,722.72
  4. Step 4: Simplify right side
    534,165.85x = 224,625,405,360.34
  5. Step 5: Solve for x
    x = 224,625,405,360.34/534,165.85
  6. Step 6: Final answer
    x = 420,516.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.